B&K 1788, 1786B, 1785B, 1787B instruction manual Supplemental Characteristics, Maximum input power

Programming	Voltage	<0.05% + 10mV
Accuracy, 12months,
(@ 25 °C ± 5 °C)
±(% of output+offset)	Current	<0.2% +10mA
Readback Accuracy	Voltage	<0.05%+15mV(<20V),
		<0.05%+120mV(20V)=
12months,
(25 °C ± 5 °C)
±(% of output+offset)	Current	<0.1% +15mA
Ripple	Voltage	1mVrms/3mVp=-p
(20Hz ~20MHz)	Current	5mArms
Temperature	Voltage	<0.02%+5mV
Coefficient,
(0 °C ~ 40 °C)
±(% of output+offset)	Current	<0.1% +5mA
Readback	Voltage	<0.02%+15mV(<20V),
		<0.02%+120mV(20V)=
Yemperature,
Coefficient,
±(% of output+offset)	Current	<0.1% +15mA

2.2 Supplemental Characteristics

State Storage Memory

Sixteen (16) user-configurable stored states

Recommended Calibration Interval

1 year

AC Input Ratings (selectable via switch on the rear panel)

Option OP1: 220VAC ± 10%, 47 to 63 Hz

Option OP2: 110 VAC ± 10%, 47 to 63 Hz

Maximum input power

350VA

Cooling

Fan cooled

Operating Temperature

32 to 104 °F (0 to 40 °C) for full rated output

Storage Temperature

-68 to 158 °F (-20 to 70 °C) for storage environment.

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